php class

<?phprequire_once '../includes/common.inc.php';class TTime{var $FValue; // equal to public $FValue;private $FTime;const Fconstant = 'constant value 88'; public function __construct() {echo "__construct has been invoked."."<br>";}public function __destruct() {echo "__destruct has been invoked."."<br>";}function show_constant() { echo self::Fconstant."<br>";//echo $this->Fconstant."<br>"; }public function set_time($time) {$this->FTime = $time;}public function get_time() {return $this->FTime;}public function set_value($value) {$this->FValue = $value;}public function get_value() {return $this->FValue;}public static function get_now() {return date('Y-m-d H:i:s');}}$time = new TTime();$time->FValue = 'test';$value = $time->get_value();echo $value."<br>";$nowtime = TTime::get_now();echo $nowtime."<br>";$time->set_time(date('Y-m-d H:i:s'));$gettime = $time->get_time();echo $gettime."<br>";$time->show_constant();echo "Current Time:".date("Y-m-d H:i:s",time())."<br>";exit;